.common-header {
  height: 60px;
  background-color: #fff;
}
.common-header a{
  text-decoration: none;
  color: #555;
  display: inline-block;
}
.common-header a:hover{
  cursor: pointer;
  text-decoration: none;
}

.common-header .on-right {
  float: right;
}

.common-header .common-logo {
  margin: 5px 0 0 10px;
}

.common-header-user{
  float: right;
  margin: 0 20px 0 0;
  height: 60px;
  line-height: 60px;
  font-size: 14px;
}
.common-header-user img{
  border-radius: 50%;
  margin-right: 5px;
}

.common-header .margin-right-5 {
  margin-right: 5px;
}

.common-header img {
  border: 0;
  -ms-interpolation-mode: bicubic;
  vertical-align: middle;
  font-size: 0;
}
.common-header .logo-white{
  margin-top: 5px;
}
.common-header-white {
  background-color: #FFFFFF;
}

.common-header .vline{
  border-left: 1px solid #DFDFDF;
  height: 20px;
  margin-left: 5px;
  padding-left: 15px;
}

.common-username {
  position: relative;
}
.common-username:hover ul {
  display: block;
}
.common-username ul {
  position: absolute;
  left: -35px;
  z-index: 1;
  border: 1px solid #EBEBEB;
  background-color: #fff;
  width: 98px;
  text-align: center;
  box-shadow: 1px 3px 4px 0px #7f7f7f;
  border: 1px solid #a79c9c;
  display: none;
}
.common-username ul:after {
  content: ' ';
  position: absolute;
  left: 50%;
  margin-left: -4px;
  top: -4px;
  border-bottom: 4px solid #fff;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
}
.common-username ul:before {
  content: ' ';
  position: absolute;
  left: 50%;
  top: -6px;
  margin-left: -6px;
  border-bottom: 6px solid #a79c9c;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
}

.common-username ul li {
  line-height: 28px;
  height: 28px;
}